.index {
  width: 100%;
  height: 100%;

}
.con p {
  isplay: block;
  width: 100%;
  position: fixed;
  top: 16rem;
  padding: 0;
  text-align: center;
  /* height: 100%; */
  font-size: 1.5rem;
  color: #fff;
  vertical-align: middle;
}
